1. Faculty of Health Sciences, Department of Midwifery, Istanbul Medipol University, Istanbul, Turkey
2. Department of Obstetrics and Gynecology, Acıbadem Mehmet Ali Aydınlar University, Acıbadem Bakırköy Hospital, Istanbul, Turkey
3. Faculty of Health Science, Department of Midwifery, Istanbul University-Cerrahpaşa, Istanbul, Turkey